Wooden Adult Educational Toy/Pineapple Lock

Intelligence toy is an old and traditional Chinese intelligence game and has been popular since ancient times. Hiding very mysterious mathematical and physical principles, it is easy to separate within a short time, while difficult to reassemble.

Details

Intelligence toy is an old and traditional Chinese intelligence game and has been popular since ancient times. Hiding very mysterious mathematical and physical principles, it is easy to separate within a short time, while difficult to reassemble.

A great challenge to your intelligence! You'd better take a photo as reference before separation if you are not sure to success.